/*	Copyright (c) 2004-2006, The Dojo Foundation	All Rights Reserved.	Licensed under the Academic Free License version 2.1 or above OR the	modified BSD license. For more information on Dojo licensing, see:		http://dojotoolkit.org/community/licensing.shtml*/dojo.provide("dojo.charting.vml.Axis");dojo.require("dojo.lang.common");if (dojo.render.vml.capable) {	dojo.extend(dojo.charting.Axis, {renderLines:function (plotArea, plot, plane) {		if (this.nodes.lines) {			while (this.nodes.lines.childNodes.length > 0) {				this.nodes.lines.removeChild(this.nodes.lines.childNodes[0]);			}			if (this.nodes.lines.parentNode) {				this.nodes.lines.parentNode.removeChild(this.nodes.lines);				this.nodes.lines = null;			}		}		var area = plotArea.getArea();		var g = this.nodes.lines = document.createElement("div");		g.setAttribute("id", this.getId() + "-lines");		for (var i = 0; i < this._labels.length; i++) {			if (this._labels[i].value == this.origin) {				continue;			}			var v = this.getCoord(this._labels[i].value, plotArea, plot);			var l = document.createElement("v:line");			var str = document.createElement("v:stroke");			str.dashstyle = "dot";			l.appendChild(str);			l.setAttribute("strokecolor", "#666");			l.setAttribute("strokeweight", "1px");			var s = l.style;			s.position = "absolute";			s.top = "0px";			s.left = "0px";			s.antialias = "false";			if (plane == "x") {				l.setAttribute("from", v + "px," + area.top + "px");				l.setAttribute("to", v + "px," + area.bottom + "px");			} else {				if (plane == "y") {					l.setAttribute("from", area.left + "px," + v + "px");					l.setAttribute("to", area.right + "px," + v + "px");				}			}			g.appendChild(l);		}		return g;	}, renderTicks:function (plotArea, plot, plane, coord) {		if (this.nodes.ticks) {			while (this.nodes.ticks.childNodes.length > 0) {				this.nodes.ticks.removeChild(this.nodes.ticks.childNodes[0]);			}			if (this.nodes.ticks.parentNode) {				this.nodes.ticks.parentNode.removeChild(this.nodes.ticks);				this.nodes.ticks = null;			}		}		var g = this.nodes.ticks = document.createElement("div");		g.setAttribute("id", this.getId() + "-ticks");		for (var i = 0; i < this._labels.length; i++) {			var v = this.getCoord(this._labels[i].value, plotArea, plot);			var l = document.createElement("v:line");			l.setAttribute("strokecolor", "#000");			l.setAttribute("strokeweight", "1px");			var s = l.style;			s.position = "absolute";			s.top = "0px";			s.left = "0px";			s.antialias = "false";			if (plane == "x") {				l.setAttribute("from", v + "px," + coord + "px");				l.setAttribute("to", v + "px," + (coord + 3) + "px");			} else {				if (plane == "y") {					l.setAttribute("from", (coord - 2) + "px," + v + "px");					l.setAttribute("to", (coord + 2) + "px," + v + "px");				}			}			g.appendChild(l);		}		return g;	}, renderLabels:function (plotArea, plot, plane, coord, textSize, anchor) {		function createLabel(label, x, y, textSize, anchor) {			var text = document.createElement("div");			var s = text.style;			text.innerHTML = label;			s.fontSize = textSize + "px";			s.fontFamily = "sans-serif";			s.position = "absolute";			s.top = y + "px";			if (anchor == "center") {				s.left = x + "px";				s.textAlign = "center";			} else {				if (anchor == "left") {					s.left = x + "px";					s.textAlign = "left";				} else {					if (anchor == "right") {						s.right = x + "px";						s.textAlign = "right";					}				}			}			return text;		}		if (this.nodes.labels) {			while (this.nodes.labels.childNodes.length > 0) {				this.nodes.labels.removeChild(this.nodes.labels.childNodes[0]);			}			if (this.nodes.labels.parentNode) {				this.nodes.labels.parentNode.removeChild(this.nodes.labels);				this.nodes.labels = null;			}		}		var g = this.nodes.labels = document.createElement("div");		g.setAttribute("id", this.getId() + "-labels");		for (var i = 0; i < this._labels.length; i++) {			var v = this.getCoord(this._labels[i].value, plotArea, plot);			if (plane == "x") {				var node = createLabel(this._labels[i].label, v, coord, textSize, anchor);				document.body.appendChild(node);				node.style.left = v - (node.offsetWidth / 2) + "px";				g.appendChild(node);			} else {				if (plane == "y") {					var node = createLabel(this._labels[i].label, coord, v, textSize, anchor);					document.body.appendChild(node);					node.style.top = v - (node.offsetHeight / 2) + "px";					g.appendChild(node);				}			}		}		return g;	}, render:function (plotArea, plot, drawAgainst, plane) {		if (!this._rerender && this.nodes.main) {			return this.nodes.main;		}		this._rerender = false;		var area = plotArea.getArea();		var stroke = 1;		var style = "stroke:#000;stroke-width:" + stroke + "px;";		var textSize = 10;		var coord = drawAgainst.getCoord(this.origin, plotArea, plot);		var g = this.nodes.main = document.createElement("div");		g.setAttribute("id", this.getId());		var line = this.nodes.axis = document.createElement("v:line");		line.setAttribute("strokecolor", "#000");		line.setAttribute("strokeweight", stroke + "px");		var s = line.style;		s.position = "absolute";		s.top = "0px";		s.left = "0px";		s.antialias = "false";		if (plane == "x") {			line.setAttribute("from", area.left + "px," + coord + "px");			line.setAttribute("to", area.right + "px," + coord + "px");			var y = coord + Math.floor(textSize / 2);			if (this.showLines) {				g.appendChild(this.renderLines(plotArea, plot, plane, y));			}			if (this.showTicks) {				g.appendChild(this.renderTicks(plotArea, plot, plane, coord));			}			if (this.showLabels) {				g.appendChild(this.renderLabels(plotArea, plot, plane, y, textSize, "center"));			}			if (this.showLabel && this.label) {				var x = plotArea.size.width / 2;				var y = coord + Math.round(textSize * 1.5);				var text = document.createElement("div");				var s = text.style;				text.innerHTML = this.label;				s.fontSize = (textSize + 2) + "px";				s.fontFamily = "sans-serif";				s.fontWeight = "bold";				s.position = "absolute";				s.top = y + "px";				s.left = x + "px";				s.textAlign = "center";				document.body.appendChild(text);				text.style.left = x - (text.offsetWidth / 2) + "px";				g.appendChild(text);			}		} else {			line.setAttribute("from", coord + "px," + area.top + "px");			line.setAttribute("to", coord + "px," + area.bottom + "px");			var isMax = this.origin == drawAgainst.range.upper;			var x = coord + 4;			var anchor = "left";			if (!isMax) {				x = area.right - coord + textSize + 4;				anchor = "right";				if (coord == area.left) {					x += (textSize * 2) - (textSize / 2);				}			}			if (this.showLines) {				g.appendChild(this.renderLines(plotArea, plot, plane, x));			}			if (this.showTicks) {				g.appendChild(this.renderTicks(plotArea, plot, plane, coord));			}			if (this.showLabels) {				g.appendChild(this.renderLabels(plotArea, plot, plane, x, textSize, anchor));			}			if (this.showLabel && this.label) {				x += (textSize * 2) - 2;				var y = plotArea.size.height / 2;				var text = document.createElement("div");				var s = text.style;				text.innerHTML = this.label;				s.fontSize = (textSize + 2) + "px";				s.fontFamily = "sans-serif";				s.fontWeight = "bold";				s.position = "absolute";				s.height = plotArea.size.height + "px";				s.writingMode = "tb-rl";				s.textAlign = "center";				s[anchor] = x + "px";				document.body.appendChild(text);				s.top = y - (text.offsetHeight / 2) + "px";				g.appendChild(text);			}		}		g.appendChild(line);		return g;	}});}